这些商业没有发布新闻，不要求虚拟环境是'一级品'。
These are businesses that aren't issuing press-releases, aren't claiming virtual-environment 'firsts' (falsely or otherwise).
实践表明，6号高炉采取优化参数等措施后，生铁一级品率有了明显提高。
The practice shows that the rate increases obviously after improving measures such as optimizing parameters of No. 6 BF are made.
上述封存好的样品，我们已经作了安排。至于一级品的袋子，不必送样品了。
Sealed sample of the above be to be take as arranged, but the bag of the1st class need not be sample.
上述封存好的样品，我们已经作了安排。至于一级品的袋子，不必送样品了。
Sealed samples of the above are to be taken as arranged, but the bags of the1st class need not be sampled.
介绍了盘丝的等温淬火工艺及解决淬火变形的主要措施，为生产一级品提供了质量保证。
The paper introduces the isothermal quenching process for wirt rod and some significant measures against quenching deformation and provides quality assurance for high grade products.
采用本试验确定的工艺参数试制的样板，主要性能指标可满足林业标准中木质OSB/3类一级品的要求。
The testing results showed that the properties of BOSB could meet the requirements of the Forestry Industrial Standard LY/T 1580-2000 for OSB/3 in grade one.
目的是从中找出内折产生的真正原因，在生产的各个环节进行有效控制，以减少内折，提高产品的一级品率。
The aim is to find the real reason making folds and effectively control the links in the producing in order to reduce the folds and improve the quality of finished product.
中试工业化实验中草酸的提取率达90%以上，所得到的草酸的质量达到GB1626—88标准的一级品要求。
The yield of oxalic acid is over 90% in pilot tests and the product quality meets GB-1626-88 standard for the first-grade product.
中试工业化实验中草酸的提取率达90%以上，所得到的草酸的质量达到GB1626—88标准的一级品要求。
The yield of oxalic acid is over 90% in pilot tests and the product quality meets GB-1626-88 standard for the first-grade product.
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